GNSS failure and GBAS instability due to unidentified interference at USPP aerodrome.

G0072/25

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Navigation Aid Status

2025-02-14 00:00 - 2025-05-14 23:59

Period of Applicability

2025-02-14 00:00 - 2025-05-14 23:59

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Interpretation

GNSS systems may fail within the aerodrome area due to unidentified sources of interference. Ground-Based Augmentation Systems (GBAS) operations are unstable. Alternative procedures such as vectoring should be used during malfunctions.

Message

DUE UNIDENTIFIED SOURCES OF INTERFERENCE EXPECT GNSS FAILURE WI AD AREA, GBAS OPR UNSTABLE. DRG FAILURES AND MULFUNCTION ALTERNATIVE APPROACH PROCEDURES, VECTORING PROCEDURE SHALL BE USED.

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Raw NOTAM

G0072/25 NOTAMN
Q) USSV/QGWXX/IV/NBO/EA/000/999/5755N05602E025
A) USPP B) 2502140000 C) 2505142359
E) DUE UNIDENTIFIED SOURCES OF INTERFERENCE
EXPECT GNSS FAILURE WI AD AREA, GBAS OPR UNSTABLE.
DRG FAILURES AND MULFUNCTION ALTERNATIVE APPROACH PROCEDURES,
VECTORING PROCEDURE SHALL BE USED.

Issued at: 2025-02-13 14:53

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